American Beryllia Inc - A manufacturer and distributor of beryllium oxide ceramic (BeO) heat sinks, crucibles, rods, washers, thermocouple tubing & more.
http://www.americanberyllia.com/ more info...
IBC Advanced Alloys - A manufacturer and developer of copper alloys and high performance beryllium aluminum castings.
http://www.ibcadvancedalloys.com/ more info...